Average Co-Inventor Count = 5.00
ph-index = 3
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Ciba-geigy Corporation (1 from 6,850 patents)
2. Ciba Specialty Chemicals Corporation (1 from 1,524 patents)
3. Witco Vinyl Additives Gmbh (1 from 13 patents)
4. Chemtura Vinyl Additives, Gmbh (3 patents)
3 patents:
1. 6194494 - Stabiliser combinations for chlorine-containing polymers
2. 5925696 - Stabilizer combinations for chlorine-containing polymers
3. 5344992 - Process for the preparation of linear 1,3-diketones